JPS54161207A - Controller - Google Patents

Controller

Info

Publication number
JPS54161207A
JPS54161207A JP2659679A JP2659679A JPS54161207A JP S54161207 A JPS54161207 A JP S54161207A JP 2659679 A JP2659679 A JP 2659679A JP 2659679 A JP2659679 A JP 2659679A JP S54161207 A JPS54161207 A JP S54161207A
Authority
JP
Japan
Prior art keywords
controller
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2659679A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6323704B2 (fr
Inventor
Sutanrei Guroobusu Ian
Robaato Gaado Debitsudo
Gurahamu Bunteingu Jiyon
Edomundo Rooranzu Kurisutofuaa
Jiyon Pootaa Edouin
Uiriamu Jieemusu Hoo Debitsudo
Jiyon Torotsuto Burahamu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Post Office
Original Assignee
Post Office
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9863872&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JPS54161207(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Post Office filed Critical Post Office
Publication of JPS54161207A publication Critical patent/JPS54161207A/ja
Publication of JPS6323704B2 publication Critical patent/JPS6323704B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/56—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/56—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities
    • H04M3/568—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities audio processing specific to telephonic conferencing, e.g. spatial distribution, mixing of participants
    • H04M3/569—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities audio processing specific to telephonic conferencing, e.g. spatial distribution, mixing of participants using the instant speaker's algorithm

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Telephonic Communication Services (AREA)
JP2659679A 1978-03-07 1979-03-07 Controller Granted JPS54161207A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB902278 1978-03-07

Publications (2)

Publication Number Publication Date
JPS54161207A true JPS54161207A (en) 1979-12-20
JPS6323704B2 JPS6323704B2 (fr) 1988-05-17

Family

ID=9863872

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2659679A Granted JPS54161207A (en) 1978-03-07 1979-03-07 Controller

Country Status (6)

Country Link
US (1) US4456789A (fr)
EP (1) EP0004182B2 (fr)
JP (1) JPS54161207A (fr)
CA (1) CA1118925A (fr)
DE (1) DE2961735D1 (fr)
IE (1) IE47933B1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS639298A (ja) * 1986-06-30 1988-01-14 Mitsubishi Electric Corp 方路選択回路

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR7908973A (pt) * 1979-05-11 1981-04-14 Toa Electric Co Ltd Sistema de contole de chaveamento de voz
US4267593A (en) * 1979-06-15 1981-05-12 Wescom Switching, Inc. Method and means for digital conferencing
US4449238A (en) * 1982-03-25 1984-05-15 Bell Telephone Laboratories, Incorporated Voice-actuated switching system
US4941187A (en) * 1984-02-03 1990-07-10 Slater Robert W Intercom apparatus for integrating disparate audio sources for use in light aircraft or similar high noise environments
US4716585A (en) 1985-04-05 1987-12-29 Datapoint Corporation Gain switched audio conferencing network
US4710917A (en) 1985-04-08 1987-12-01 Datapoint Corporation Video conferencing network
JPS647791A (en) * 1987-06-30 1989-01-11 Nec Corp Multiscreen video conference method and device therefor
DE3901909A1 (de) * 1989-01-24 1990-07-26 Philips Patentverwaltung Schaltungsanordnung zur herstellung von konferenzverbindungen mit einer ringleitung
US5315633A (en) * 1991-12-20 1994-05-24 Unisys Corporation Digital video switch for video teleconferencing
CA2102857C (fr) * 1992-12-31 1998-06-23 Alexander Feiner Methode pour reduire les echos dans les communications de conference telephonique
US6323894B1 (en) * 1993-03-12 2001-11-27 Telebuyer, Llc Commercial product routing system with video vending capability
US5495284A (en) 1993-03-12 1996-02-27 Katz; Ronald A. Scheduling and processing system for telephone video communication
US20030185356A1 (en) 1993-03-12 2003-10-02 Telebuyer, Llc Commercial product telephonic routing system with mobile wireless and video vending capability
US5390177A (en) * 1993-03-24 1995-02-14 At&T Corp. Conferencing arrangement for compressed information signals
US5483588A (en) * 1994-12-23 1996-01-09 Latitute Communications Voice processing interface for a teleconference system
US5848146A (en) * 1996-05-10 1998-12-08 Rane Corporation Audio system for conferencing/presentation room
US5732216A (en) * 1996-10-02 1998-03-24 Internet Angles, Inc. Audio message exchange system
CA2224541C (fr) * 1997-01-07 2008-06-17 Northern Telecom Limited Methode de fourniture de teleconference telephonique
US6812956B2 (en) 2001-12-21 2004-11-02 Applied Minds, Inc. Method and apparatus for selection of signals in a teleconference
JP2005086365A (ja) * 2003-09-05 2005-03-31 Sony Corp 通話装置、会議装置および撮像条件調整方法
US8457614B2 (en) * 2005-04-07 2013-06-04 Clearone Communications, Inc. Wireless multi-unit conference phone
US20070030984A1 (en) * 2005-08-02 2007-02-08 Gotfried Bradley L Conference system
BRPI0714736A2 (pt) * 2006-08-30 2013-05-07 Nec Corp mÉtodo para misturar vozes para mixar uma pluralidade de informaÇÕes de voz, servidor de conferÊncia multiponto que mistura uma pluridade de informaÇÕpes de voz e programa para executar mistura de vozes

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4898705A (fr) * 1972-03-27 1973-12-14

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3437758A (en) * 1966-07-29 1969-04-08 Bell Telephone Labor Inc Conference telephone system
DE1931985C3 (de) * 1969-06-24 1975-05-22 Siemens Ag, 1000 Berlin Und 8000 Muenchen Fernsprechkonferenzanlage
US3755625A (en) * 1971-10-12 1973-08-28 Bell Telephone Labor Inc Multimicrophone loudspeaking telephone system
US3818139A (en) * 1971-10-22 1974-06-18 R Snyder Multipath conference system with switching
US3730995A (en) * 1971-11-16 1973-05-01 Bell Telephone Labor Inc Voice switched microphone control system
FR2271726A1 (en) * 1974-05-17 1975-12-12 Constr Telephoniques Telephonic conference system with speech detector - enables speech from one participant to block all other transmissions
US3944736A (en) * 1974-06-05 1976-03-16 General Electric Company Voice-operated switching circuit for a video communications system
US3947639A (en) * 1974-09-30 1976-03-30 Rockwell International Corporation Selective switching apparatus
JPS5154703A (fr) * 1974-11-08 1976-05-14 Oki Electric Ind Co Ltd
US4008376A (en) * 1975-10-17 1977-02-15 Bell Telephone Laboratories, Incorporated Loudspeaking teleconferencing circuit
US4063033A (en) * 1975-12-30 1977-12-13 Rca Corporation Signal quality evaluator
US4139731A (en) * 1977-09-12 1979-02-13 Wescom, Inc. Telephone conference system with active analog conference

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4898705A (fr) * 1972-03-27 1973-12-14

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS639298A (ja) * 1986-06-30 1988-01-14 Mitsubishi Electric Corp 方路選択回路

Also Published As

Publication number Publication date
CA1118925A (fr) 1982-02-23
DE2961735D1 (en) 1982-02-25
JPS6323704B2 (fr) 1988-05-17
US4456789A (en) 1984-06-26
IE47933B1 (en) 1984-07-25
EP0004182A3 (en) 1979-10-03
EP0004182B2 (fr) 1990-07-25
IE790583L (en) 1979-09-07
EP0004182B1 (fr) 1982-01-06
EP0004182A2 (fr) 1979-09-19

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